प्रमाणित गर्नुहोस् (Prove that): \( \cot\!\left(\dfrac{A}{2} + \dfrac{\pi^c}{4}\right) - \tan\!\left(\dfrac{A}{2} - \dfrac{\pi^c}{4}\right) =…
SEE Class 10 Optional Maths · 2081 · Solved Question with Answer
प्रमाणित गर्नुहोस् (Prove that):\( \cot\!\left(\dfrac{A}{2} + \dfrac{\pi^c}{4}\right) - \tan\!\left(\dfrac{A}{2} - \dfrac{\pi^c}{4}\right) = \dfrac{2\cos A}{1 + \sin A} \)